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Major mag. 7.8 earthquake - Santa Cruz Islands (Vanuatu) on Wednesday, 7 October 2009

Major mag. 7.8 earthquake  - Santa Cruz Islands (Vanuatu) on Wednesday, 7 October 2009
Date & time: Wednesday, 7 October 2009 22:18 UTC
Magnitude: 7.8
Depth: 35.0 km
Epicenter latitude / longitude: 12.517°S / 166.382°E (Vanuatu)
Nearest volcano: Ureparapara (152 km / 94 mi)
Nearby towns and cities:
197 km (123 mi) NW of Sola (pop: 1,200)
Primary data source: USGS
Estimated released energy: 3.2 x 1016 joules (8784 gigawatt hours, equivalent to 7.6 x 106 tons of TNT or 472.4 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
TimeMag. / DepthLocationSource
Thu, 1 Jan 00:00 UTCM
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (modified Mercalli) scale.
There are no user reports for this quake yet. If you felt it or were nearby when it occurred, be the first to report it!

Aftershocks of the 7.8 quake: Santa Cruz Islands (Vanuatu), 7 Oct 2009 22h18

Show info about this
List of recorded aftershocks, latest first (664 quakes):
  • 07 Oct 2011 12:07 UTC
    | M 4.7 |
    85.1 km (52.9 mi) depth
    |
    114 km (71 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17972 km (11168 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17972 km (11168 mi) distance
    | | Details
  • 06 Oct 2011 15:26 UTC
    | M 5.3 |
    163.6 km (101.7 mi) depth
    |
    280 km (174 mi) distance
    | USGS | Details
  • 05 Oct 2011 16:59 UTC
    | M 4.2 |
    10 km (6.2 mi) depth
    |
    154 km (96 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17972 km (11168 mi) distance
    | | Details
  • 03 Oct 2011 14:18 UTC
    | M 5.1 |
    81.3 km (50.5 mi) depth
    |
    255 km (159 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17972 km (11168 mi) distance
    | | Details
  • 29 Sep 2011 11:36 UTC
    | M 4.4 |
    35 km (21.7 mi) depth
    |
    318 km (197 mi) distance
    | USGS | Details
  • 29 Sep 2011 09:13 UTC
    | M 4.7 |
    189 km (117.4 mi) depth
    |
    92 km (57 mi) distance
    | USGS | Details
  • 27 Sep 2011 05:48 UTC
    | M 4.7 |
    189.2 km (117.6 mi) depth
    |
    146 km (91 mi) distance
    | USGS | Details
  • 27 Sep 2011 01:36 UTC
    | M 4.9 |
    224.3 km (139.4 mi) depth
    |
    105 km (65 mi) distance
    | USGS | Details
  • 26 Sep 2011 06:21 UTC
    | M 4.9 |
    120.7 km (75 mi) depth
    |
    133 km (83 mi) distance
    | USGS | Details
  • 25 Sep 2011 17:34 UTC
    | M 4.7 |
    35 km (21.7 mi) depth
    |
    35 km (22 mi) distance
    | USGS | Details
  • 25 Sep 2011 10:09 UTC
    | M 4.8 |
    145.1 km (90.2 mi) depth
    |
    284 km (176 mi) distance
    | USGS | Details
  • 20 Sep 2011 16:54 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    222 km (138 mi) distance
    | USGS | Details
  • Show all

Map of aftershocks

Significant earthquakes in the same area since 1900

Major mag. 7.8 earthquake - Santa Cruz Islands (Vanuatu) on Wednesday, 7 October 2009
 

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